Multiple Choice
Ten visitors to an art gallery are asked to rate a Van Gogh painting alongside a sculpture each by Henry Moore and Michelangelo. What test would be used to see if there is a significant difference in ratings amongst the three pieces?
A) Mann-Whitney test
B) Signed-rank test
C) Friedman test
D) Kruskal-Wallis test
Correct Answer:
Verified
Correct Answer:
Verified
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